Senior Network Engineer - Field Services & Customer Operations

Western Sydney | Hybrid Working Arrangement | 4-Month Fixed-Term Contract (Initial Engagement)

NEC Australia is seeking a Senior Network Engineer - Field Services & Customer Operations to join our Managed Services team supporting a key enterprise customer in Western Sydney.

This is an initial 4-month fixed-term engagement offering a hybrid working arrangement, combining onsite customer support with remote collaboration. As the primary technical contact for operational issues, you will provide hands-on support across network, wireless, security and infrastructure environments while delivering exceptional customer outcomes.

Key Responsibilities

- Provide onsite and remote support for network, wireless and security services.
- Investigate and resolve connectivity, switching, VLAN and firewall-related incidents.
- Support Aruba switching, wireless and ClearPass environments.
- Assist with Palo Alto firewall operations, troubleshooting and monitoring.
- Perform authorised data centre hands-and-eyes activities, including cabling and equipment inspections.
- Work closely with customer stakeholders, end users, vendors and specialist engineering teams.




- Maintain accurate incident, request and change records through ITSM platforms.
- Deliver clear communication and a high standard of customer service.

About You

You are a hands-on Network Engineer with experience supporting enterprise environments and a solid customer-first approach.

Experience & Skills

- Network engineering, field services, infrastructure support or network operations experience.
- Strong troubleshooting skills across LAN, WLAN, VLANs, DNS, DHCP and IP networking.
- Experience with Aruba switching and wireless technologies.
- Exposure to Aruba ClearPass and Palo Alto firewalls.
- Experience working in enterprise or managed services environments.
- Data centre support and ITSM experience highly regarded.

Desirable Certifications

- Aruba Certified Switching Associate (ACSA) or Professional (ACSP)
- Aruba ClearPass Certification
- ITIL Foundation

If you're a customer-focused engineer who enjoys solving complex technical challenges and working with leading networking and security technologies, we'd love to hear from you.

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📌 Senior Network Engineer - Field Services & Customer Operations (Sydney)
🏢 Nec
📍 Sydney